Bacterial infections are caused by harmful bacteria and can affect many parts of your body. They can be minor or serious and are often treated with antibiotics.
The number of these pathogenic species in humans is estimated to be fewer than a hundred. [2 ] By contrast, several thousand species are considered part of the gut flora, with a few hundred species present in each individual human's…
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Unlike cells of animals and other eukaryotes, bacterial cells contain circular chromosomes, do not contain a nucleus and rarely harbour membrane-bound organelles.
Infections caused by bacteria, attacking in particular when the body is weak (its immunity is low) It is easy to get a bacterial infection, when the breastfeeding mum suffers from lack of sleep, is tired and her nipples are sore due to…
Bacteria are microscopic single-celled organisms that inhabit virtually all environments on Earth, including the bodies of multicellular animals. Bacteria lack a membrane-bound nucleus and other internal structures.
What are bacteria and where can they be found?Bacteria are microscopic single-celled organisms that live in almost every environment on Earth, from deep-sea vents to human digestive tracts. They are prokaryotes, lacking a membrane-bound nucleus.How are bacteria classified in the three-domain system?In the three-domain system, bacteria are classified into the domain Bacteria, distinct from Archaea and Eukarya. This system reflects the ancient lines of evolution among these groups.What are the three basic shapes of bacteria?Bacteria can be spherical (coccus), rodlike (bacillus), or curved (vibrio, spirillum, or spirochete). These shapes can vary, and bacteria may form characteristic clusters after cell division.